/*
 * Copyright (c) 2024, Qi Yaolong.
 * dragon@hbu.edu.cn
 * HeBei University, China.
 * 
 * 简体中文
 * 保留所有权利。除非符合（遵守）以下条款，否则您不得使用此文件：
 * 
 * 禁止任何未经授权的个人或组织以任何形式将本程序及其附属资料、创新、创意、架构设计、算法、衍生作品
 * 等用于任何商业目的、盈利活动、各类竞赛(比赛)、直播教学、录播教学、线下课程、书籍编写、教材编写、
 * 会议、培训、公益活动、项目课题、毕业设计、毕业论文、学术论文等。
 * 
 * 本程序由版权持有人和贡献人“按原样”提供，不提供任何明示或暗示担保，包括但不局限于对适销性和特定
 * 用途适合性的暗示担保。在任何情况下，版权持有人或贡献人对因使用本程序而导致的任何直接、间接、附带、
 * 特殊、典型或后果性损害（包括但不限于购买替代商品或服务；使用损失、数据丢失或利润损失；业务中断）
 * 不承担任何责任，无论其如何产生，也不论其责任理论为何，无论是合同、严格责任还是侵权（包括疏忽或
 * 其他），即使已告知此类损害的可能性。
 * 
 * English
 * All rights reserved. You may NOT use this file except in compliance with the
 * following terms:
 * 
 * IT IS PROHIBITED FOR ANY UNAUTHORIZED PERSON OR ENTITY TO USE THIS PROGRAM AND 
 * ITS ANCILLARY DATA, INNOVATIONS, CONCEPTS, ARCHITECTURE DESIGN, ALGORITHMS, 
 * DERIVED WORKS, ETC., IN ANY FORM FOR COMMERCIAL PURPOSES, PROFIT-MAKING 
 * ACTIVITIES, VARIOUS COMPETITIONS (CONTESTS), LIVE TEACHING, PRE-RECORDED 
 * LESSONS, OFFLINE COURSES, BOOK WRITING, CONFERENCES, TRAININGS, PUBLIC WELFARE 
 * ACTIVITIES, PROJECTS, TOPICS, GRADUATION DESIGNS, DISSERTATIONS, THESES, AND 
 * OTHER APPLICATIONS.
 * 
 * THIS PROGRAM IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS PROGRAM, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "../inc/adc_gas_sensor.h"

#define GAS_SENSOR_CHAN_NAME 4

 
void gas_adc_callback(uint8_t ch, uint32_t *buffer, uint32_t length, bool *next)
{
    if (ch == GAS_SENSOR_CHAN_NAME)
    {
        uint32_t sum = 0;

        if (length <= 1)
        {
            osal_printk("[IRQ]channel: %d, no valid data\r\n", ch);
            return;
        }

        for (uint32_t i = 1; i < length; i++)
        {
            sum += buffer[i];
        }
        uint32_t avg = sum / (length - 1);

        osal_printk("ADC channel: %d, avg voltage: %dmv\r\n", ch, avg);
    }
}

 
static void ADCGasTask(void *arg)
{
    (void)arg;

    uapi_adc_init(ADC_CLOCK_NONE);
    uapi_adc_power_en(AFE_GADC_MODE, true);

    adc_scan_config_t config = {
        .type = 0,
        .threshold_l = 0.5,
        .threshold_h = 1.5,
        .freq = 0,
    };

    while (1)
    {
        uapi_adc_auto_scan_ch_enable(GAS_SENSOR_CHAN_NAME, config, gas_adc_callback);
        osDelay(10);
        uapi_adc_auto_scan_ch_disable(GAS_SENSOR_CHAN_NAME);

        osDelay(10);
    }
}